Both TVs offer adequate brightness levels suitable for most indoor lighting conditions. Both TVs provide standard built-in audio performance suitable for regular usage, though external speakers can enhance the experience. Infocus II-50EA800 features a 50 Inch (126 cm) screen while Sanyo 49S7100F comes with 49 Inch (124.46 cm), which can make a noticeable difference depending on your room size and viewing distance. Infocus II-50EA800 and Sanyo 49S7100F are well-equipped smart TVs that aim to provide a balance of picture quality, performance, and smart capabilities. Both TVs come with smart platforms that support popular streaming apps and voice control features. Both models support 1920 x 1080 resolution, ensuring sharp picture quality with detailed visuals for movies, shows, and gaming. Both TVs provide decent motion handling, making them suitable for everyday viewing including sports and action content. From a practical standpoint, both options provide a reliable viewing experience for most users.

Verdict: Both TVs are strong contenders, and your final choice should depend on your preference for screen size, motion performance, and smart features.